New answers tagged text-editor
You will find a README or a INSTALL file in these folders with instructions on how to install. Most likely, they are 1. ./configure 2. make 3. make install . The easier option is to execute sudo apt-get install vim in the terminal.
Can you use aptitude? Open up a terminal and type: sudo apt-get install eclipse The .tar.gz files are source code. If you extract them, they will contain installation instructions.
Sounds like the perfect use for a distributed version control system like either git or Mercurial. A very good tutorial for Mercurial is available here: http://hginit.com
How about Vimdiff? http://www.thegeekstuff.com/2010/06/vimdiff-file-diff-tool/ It might not look as fancy as Meld, but it looks like a great option for visual diffing in terminal.
For gEdit: If you are using 12.04 or 12.10 (other versions not tested), you can set the behavior already. Run dconf Editor (dconf-editor) Go to /org/gnome/gedit/preferences/editor Uncheck ensure-trailing-newline if you don't want automatically added newline. ref https://bugs.launchpad.net/ubuntu/+source/gedit/+bug/379367
Try joe. I just used it to edit a ~5G SQL dump file. It took about a minute to open the file and a few minutes to save it, with very little use of swap (on a system with 4G RAM).
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